The fire on the north rim of the Grand Canyon has burned more than 120,000 acres after starting a month ago. Meanwhile, dry conditions north of Los Angeles are making the containment of a fire burning through a national preserve more difficult.

Over 1,000 firefighters continue to battle a wildfire in California that has over 72,000 acres, prompted evacuation orders and caused three injuries, according to officials. The Gifford Fire, which began on Friday afternoon,

Millions of Americans across the Midwest, Northeast and swathes of the South and Southwest are under air quality alerts Monday. Newsweek's live blog is closed.